first we go to texas. a 70-foot docked party boat explodes on christmas. fire investigators ruling arson as the cause of the blaze. no one though, luckily was hurt in the fire. officials now saying nearly 1500 people were killed in the philippines after flash floods wiped out entire villages earlier this month. hundreds of thousands there were left homeless. plus, russia, announcing it is completely been rocked by iraqi test program for its new ballistic missile after a string of failures. there are new doubts about the future of the most successful project in post-soviet history. jon: happening now, a frightening scene. police are investigating a brawl so big 50 people were involved at least. it broke out in one of america's biggest shopping malls, packed with folks trying to check out deals on the day after christmas. rick is with us. >> jon, one of the busiest shopping days of the year became one of the busiest days for security officers at minnesota's mall of america yesterday. billion 50 kids, off from school for the winter break and hanging out in th